What is the GitHub Actions `strategy.fail-fast` setting and when should it be disabled?

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What is the GitHub Actions `strategy.fail-fast` setting and when should it be disabled?

Key points

  • `strategy.fail-fast` controls matrix job cancellation
  • Disabling it provides detailed test results
  • It saves resources by cancelling jobs
  • False setting is useful for diagnostic purposes
  • It's a boolean setting with true as default

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